CN1056150A - Breech loaded fuel nozzle - Google Patents
Breech loaded fuel nozzle Download PDFInfo
- Publication number
- CN1056150A CN1056150A CN91102766A CN91102766A CN1056150A CN 1056150 A CN1056150 A CN 1056150A CN 91102766 A CN91102766 A CN 91102766A CN 91102766 A CN91102766 A CN 91102766A CN 1056150 A CN1056150 A CN 1056150A
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- CN
- China
- Prior art keywords
- fuel
- water
- shell
- fuel nozzle
- nozzle body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D17/00—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel
- F23D17/002—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel gaseous or liquid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/20—Gas-turbine plants characterised by the use of combustion products as the working fluid using a special fuel, oxidant, or dilution fluid to generate the combustion products
- F02C3/30—Adding water, steam or other fluids for influencing combustion, e.g. to obtain cleaner exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
- F23L7/002—Supplying water
Abstract
A kind of breech loaded fuel nozzle shell assembly, being used for can be with the nozzle of gaseous state or distillate fuel.The shell assembly comprises that one has the elongated water pipe that extends to the straight-through internal channel of open front end from rear open end.One erection joint is fixed in the outside of this pipe near place, its rear end, be used for the shell assembly is installed in the rear end of fuel nozzle body, water cyclone and outer distillate fuel cyclone separator in the front end of shell is equipped with, and air swirler is housed at the front end of fuel nozzle body, like this, at the fuel nozzle point, external conical shape air-atomizing body, middle distillation or vaporized fuel spraying body and the combination of inner conical water spray body form homogeneous mixture at instancy of combustion.
Description
The present invention relates to be used for the fuel nozzle structure of gas turbine, relate in particular to the fuel nozzle of using water spray, its energy and gaseous state and distillate fuel use together.
Water spray is well-known in the firing chamber of gas turbine.For example,, in 825, disclose a kind of being used at short notice, for example taken off and other in emergency circumstances increases the water spray system of aircraft gas turbines thrust in U.S. Pat-2,847.
In U.S. Pat-3,021, in 673, a kind of automobile fuel gas turbine water spray system that is used to improve the motor accelerating performance is disclosed.
In U.S. Pat-4,044, in 549, a kind of method that keeps low emissions combustion gas is disclosed, be the water vapor that comprises fuel fluid point in order to form wherein with water and fuel blending.
In U.S. Pat-4,110,973, US-4,160,362, US-4,259,837, US-4,290,558, US-4,337,618, US-4,342,198, US-4 also discloses to significantly reducing the water spray system that the Nox discharge amount adopts in 519,769 and US-4,600,151.
In known water spray system, water generally is that certain orientation radially outward from fuel sprays, and promptly atomized water is carried through the eddy flow throttle valve of gas nozzle.Yet experience shows, because water directly impacts the result on scorching hot parts, this understands the temperature gradient that causes extreme in the top cover/hood and burner inner liner parts around.The thermal stress that is caused causes crackle and greatly reduces the working life of these parts, thereby needs to increase inspection frequency, M R.
In the past, made metallic insulation attempt addressing this problem with the little material substituted metal of tearing tendency and with heat barrier ceramic coating.Although above-mentioned two kinds of methods have some success to the prolongation in described parts working life, yet cracking still occurs.
The present invention relates to the improvement to tradition water spray technology, wherein reduced the Nox discharging, the cracking problem relevant with water spray also eliminated basically.According to the present invention, the water of injection is introduced directly into flame kernel, and there, Nox is more effective in control, and has avoided water directly to impact on scorching hot metal.Fuel nozzle utilization of the present invention is sprayed water to the two, and the possibility of combustion of gaseous or distillate fuel also is provided.
Proved already that the preliminary test of this design was smoothly, particularly when turning round with vaporized fuel, water sprays into through the fuel oil road of dual fuel type nozzle.The result shows that the Nox value reduces, and the temperature gradient of bush metal is more favourable, and the power pressure range has remained on the acceptable degree.
According to exemplary embodiments of the present invention, a kind of fuel nozzle shell assembly that comprises water pipe is provided, be used in the central distillate fuel passage of fuel nozzle body is inserted in the rear end.This layout has formed two separately and the passage of coaxial line, thereby press water is carried through water pipe, and through the nozzle body center as finer atomization the spray cone body spray in the firing chamber.Distillate fuel is through the import input of a side, and the annular space of flowing through and forming between nozzle body internal diameter and water pipe external diameter.Distillate fuel is sprayed into the firing chamber as the spray cone body that surrounds the water cone, and it is atomized owing to the participation of the high-pressure air of introducing from distillate fuel body spray radially outward.
Under the situation of combustion of gaseous fuel, close the distillate fuel passage at the upstream end of nozzle body, the independent vaporized fuel passage of vaporized fuel in nozzle body introduced the zone of combustion.The water pipe that water continues in the distillate fuel passage sprays into, and sprays into flame kernel again.
In this exemplary embodiments of the present invention, water pipe has a straight-through internal channel that extends to forward open end from rear open end.One erection joint is fixed on tube exterior near rear end, is used for the shell assembly is installed in the rear end of fuel nozzle body.A pipe joint is also fixed in rear end at described pipe, is used for connecting with watering.
The front end of shell is equipped with an interior water cyclone and an outer distillate fuel cyclone separator, the front end of fuel nozzle spare is equipped with an air swirler, like this, at the fuel nozzle point, cylindrical taper air-atomizing body, middle distillate fuel body spray and inner conical water spray body are combined, so that form a kind of uniform mixture at instancy of combustion.
Therefore, according to one of the present invention viewpoint widely, a kind of shell that is used under pressure water fueling nozzle is provided, it comprises that one has a tap hole at its front end, a joint is arranged in its back-end and is used for shell at the slender rectangular tube near the assembling set in the rear end fixed fuel nozzle body.
According to another extensive and relevant viewpoint of the present invention, the fuel nozzle of one gas turbine is provided, it comprises a fuel nozzle body that has vaporized fuel and distillate fuel tap hole at its front end, one has the tubular water pipe shell component of weep hole at its front end, be installed in the distillate fuel passage of nozzle body, so this weep hole is in being in vaporized fuel and distillate fuel tap hole in the radial direction the tubular water supply shell coaxial line that this is elongated.
According to another relevant extensive viewpoint of the present invention, a kind of method that is used to reduce the Nox discharge amount and eliminates gas turbine combustion parts internal stress cracking comprises the following steps:
A. fuel is sprayed in the firing chamber of gas turbine as the first spray cone body;
B. with water as the described first spray cone thing radially inwardly locational through finer atomization the second spray cone thing spray in the firing chamber, directly impact on the metal surface scorching hot in described firing chamber to avoid water.
According to subsequently about narration of the present invention, it is obvious that additional objects and advantages of this invention just can become.
Fig. 1 has the fuel nozzle body sectional elevation that is loaded on the rear-loading type shell assembly in it by an exemplary embodiments of the present invention;
Fig. 2 is for splitting out the part sectional elevation of the rear-loading type shell assembly that comes on the fuel nozzle body of Fig. 1;
Fig. 3 is the rear view of the rear-loading type shell assembly of fuel nozzle body shown in Figure 1;
Fig. 4 is the zoomed-in view of nozzle body front end shown in Figure 1;
Fig. 5 is the amplification sectional elevation of the air swirler parts used on fuel nozzle body shown in Figure 1;
Fig. 6 is the front view of air swirler shown in Figure 5;
Fig. 7 is the distillation type fuel rotarytype injector enlarged side view that is loaded on described shell assembly front end shown in Figure 2;
Fig. 8 is the front view of distillation type fuel rotarytype injector shown in Figure 7;
Fig. 9 is the enlarged axonometric map that is applied to the water cyclone of shell assembly front end shown in Figure 2;
Figure 10 is a water cyclone side view shown in Figure 9;
Figure 11 is a water cyclone rear view shown in Figure 9;
Figure 12 is a water cyclone front elevation shown in Figure 9;
With reference to Fig. 1,, have one and be used to connect gas-turbine combustion chamber casing assembly 12A(and express with dotted portion according to fuel nozzle body foundry goods 10 of the present invention) integral installation bead 12.Fuel nozzle body 10 is designed to can combustion gas, and distillate fuel also can burn.For this reason, fuel nozzle body 10 is provided with in-band channel 14, and it comprises entrance point 16 and outlet end 18, is used for vaporized fuel is transported in the burner combustion district 20.
Be provided with second channel 22 in fuel nozzle body 10, it comprises entrance point 24 and outlet end 26, is used to deliver air in the burner combustion district 20.
Coaxial line disposes third channel 28 in fuel nozzle body 10, and it extends to anterior outlet end 32 from rear entry end 30, is used for and will distillates fuel, and promptly fuel delivery is in zone of combustion 20.
Be installed on fuel nozzle body 10 front ends is nozzle assembly 34, it comprises an extraneous gas nozzle 36, an intermediate air conical hopper 38 and an inner air cyclone separator 40, nozzle assembly 34 can be fixed on the nozzle body 10 by means of screw thread, will describe in detail below.
In detail with reference to Fig. 1 and 4, gas nozzle 36 comprises a tapering 42, one back assembly departments 44 and a front end 46 that is provided with a plurality of along the skew wall hole 48 that front end central aperture 46 distributes now.Shell 50 is fixed in tapering 42 by means of a plurality of oblique wings or rib 52, thereby forms passage 54, and the latter is used for the additive air from gas compressor is formed eddy flow and introduces zone of combustion 20, will be described in detail below.
The back assembly department 44 of gas nozzle 36 is shaped on outside thread, is used to follow the internal thread of radially making on the most external 56 at nozzle body 10 to be meshed.
Intermediate air nozzle 38 be provided with central hole 58 ' front end 58, tapering 60, just in time the columnar portion behind tapering 60 62 and the back assembly department 64.Back assembly department 64 has outside thread, is used to follow the internal thread of making on the radially intermediate portion 66 of nozzle body 10 to be meshed.
Interior air swirler 40 is shown in detail in Fig. 5 and 6, make to have central, enlarged hole 68 ' with the general cylindrical step portion 70 that extands rearward to back assembly department 72 from the tapering.The latter is provided with outside thread, is used to follow the internal thread of making on the radially penetralia 74 of nozzle body 10 to be meshed.
From top narration, especially from Fig. 1 and 4, can understand that gas nozzle 36 and intermediate air nozzle 38 are meshed, form the gas channel 76 that directly is communicated with gas channel 14.When gas turbine was in the vaporized fuel combustion condition, gas stream was through passage 14 flow channels 76, and discharged from cinclides 48, introduced zone of combustion 20 by ring 50.
Simultaneously, intermediate air nozzle 38 and interior air swirler 40 are combined, form the passage 78 that directly is communicated with the air passageways in the nozzle body 10.Air stream through passage 22 flow channels 78 and from the aperture 58 of air nozzle 38 ' and the aperture 80 that the chamfered section 68 of distillation nozzle 40 forms discharge.
See that as clear in Fig. 6 air swirler 40 is provided with many skewed slots 82 on its external peripheral surface, it makes air flow through passage 78 to produce eddy flow before discharging from aperture 80.
Air swirler 40 also is provided with endoporus 84, it from open back end 86 extend to anterior path aperture 68 '.Hole 84 is configured for third channel 28 extensions of distillate fuel, like this, when gas turbine is in the distillate fuel combustion condition, distillates fuel from the distillate fuel import 28 ' passage 28 of flowing through, and 86 places enter hole 84 in the end, and in the aperture 68 ' locate to discharge.
According to top narration, can further understand, nozzle assembly 34 is being connected in the process of nozzle body 10, at first, then connect intermediate air nozzle 38 with the air swirler 40 that is threaded, connect gas nozzle 36 then.When connecting gas nozzle 36, the radially inside directed flange 88 of its front end engages with the annular convex shoulder 90 that forms on the air nozzle 38, and air nozzle is locked on the appropriate location.Simultaneously, jam plate 92 supports between the radially most external 60 of gas nozzle 36 and nozzle body 10, are locked in gas nozzle on the appropriate location.
Further consistent with exemplary embodiments of the present invention, rear-loading type shell assembly 94 is inserted in the distilling path 28 from the back of nozzle body 10.
In detail with reference to Fig. 1,2 and 4, described holder assembly 94 comprises an elongated pipe fitting or a water pipe 96, it has the interior through-passageway 98 that extends to open front end 102 from rear open end 100.Erection joint 100 preferably is welded on and is adjacent to the outside that pipe 96 is fixed in rear end 100 by means of any suitable means.Joint 104 is shaped on preceding thread portion 106, and intermediate seal flange 108(is suitable for sealing gasket 108 ' cooperation) and rear end 110.Pipe joint 112 is fixed in the rear end 100 of pipe 96, so that be connected in the water pipe (not shown).
The front end 102 of pipe 96 is shaped on screw thread on its outer surface 114, so that distillate fuel cyclone separator 116 to be installed, and can be along around the ora terminalis 117 it being welded in suitable position thereafter.At Fig. 2, clearly in 4,7 and 8 find out that distillation cyclone separator 116 is a kind of common pipe fittings, it has the internal thread (seeing Fig. 2 and 4) that partly extends along the major length of cyclone separator from open back end 118.The front end 120 of cyclone separator is taper, with 122 expressions, ends at tap hole 124.Distillation cyclone separator 116 has the annular flange flange of expansion or encircles 130 near the foremost portion of internal thread on its outer surface, has many valley gutters 132 on it, is used to make distillate fuel to produce vortex, can be described in detail below.Just in the front of ring type flange 130, be shaped on a plurality of circumferential platforms 136 on the common cylinder part 134 of cyclone separator 116, the distillate fuel that it for vortex has been created additional space.
The interior poppet surface combination of the outer surface in distillation cyclone separator 116 taperings 122 and interior distillation nozzle 40, the annular row that forms distillate fuel portals 138.
Water cyclone 140 usefulness screw threads are installed in the distillate fuel cyclone separator 116.Fig. 2,4 and 9-12 in, can be clear that water cyclone 140 comprises plain cylindrical form solid body part 142, inner cone 144 and mounting portion 146 with radial expansion of outside thread 148.
The eddy flow groove 150(that outside solid main body, is shaped on many angled orientations on the axially extended inner cone 144 wherein one of expression only in Fig. 9 and 10, but represented that in Figure 12 they are whole), as following in detail as described in.Be used to make the water generates eddy flow of flowing pipe 94.In water cyclone, be shaped on axial screw propulsion tank 152, cyclone separator is fixed in the front end of distillate fuel cyclone separator 116 with screw thread.
Behind the installation in position, can know in Fig. 4 and see that the inner conical surface in the inner cone 144 of water cyclone and the tapering 122 of distillate fuel cyclone separator 116 engages, the inner conical surface in volution trough 150 and tapering 122 is combined like this, forms many and seals close passage along circumference.Simultaneously, between the assembly department 148 of the conical surface 144 and radial expansion, formed annular space 154.As a result, the water of flowing pipe 112 must flow through groove 152, and annular space 154 and volution trough 152 are so that 124 discharges from the hole.
Water cyclone 140 can be fixed in the distillate fuel cyclone separator 116 with screw thread, and the latter is fixed in the front end 102 of pipe 94 then with screw thread, and the front end 102 of pipe is supporting the rear end of water cyclone 140 like this.
For water supply shell 94 is assembled on the fuel nozzle body 10, pipe 94 inserts in it from the rear end of nozzle body, and the preceding thread portion 106 of erection joint 104 is followed on the ladder bore hole part of passage 28, and the internal thread of making 156 is meshed.At the front end of shell assembly, the radial expansion ring of distillate fuel cyclone separator 116 130 engages with the internal surface of distillation nozzle 40, thereby provides supporting at the front end place of nozzle body 10 for the shell assembly.
In use, illustrated as top, nozzle body 10 and shell assembly 94 both can be used for also can be used in the distillate fuel combustion condition in the vaporized fuel combustion condition.
When combustion of gaseous fuel, import 28 ' upstream end cut off the distillate fuel supply, vaporized fuel is introduced in the nozzle bodies 10 through import 16 and passage 14.The vaporized fuel conical gas passage 76 of flowing through, when it when inclined hole 48 is discharged, just produce the eddy flow of spray cone.Simultaneously, under pressure, air is introduced nozzle body through import 24 and passage 22.Yet air stream when it flowed through skewed slot 82 before aperture 80 is discharged, also produces the taper eddy flow through passage 78.Simultaneously, the passage 54 from the additional air of gas compressor is flowed through and determined by the tapering 42 of ring 54 and gas nozzle 38 produces vortex by means of the wing or rib 52.
Meanwhile, under pressure with water in import 100 and passage 28 inlet tubes 96.Water flows in the water cyclone 140 through groove 152, and the valley gutter 150 through producing vortex enters annular space 154.Water is discharged through aperture 124, and it is atomized by the air of discharging through aperture 80 there, introduces flame kernel then, it and fuel and air mixing there, thereby in zone of combustion 20 a kind of even fuel/air mixture/aqueous mixtures of formation.
Under the situation of gas turbine internal combustion distillate fuel, cut off supplying gaseous fuel at the upstream end of import 16, distillate fuel through import 28 ' and passage 28 introduce nozzle bodies 10.Distillate fuel just forms vortex when flowing through skewed slot 132 between aperture 138 is discharged, it is mixing (as mentioned above) through aperture 138 discharges place with air and water in zone of combustion 20.
Also will appreciate that, can combustion of gaseous fuel, also the above-mentioned rear-loading type shell assembly of the fuel nozzle body of incendivity distillate fuel can reduce the Nox discharge amount because water is directly sprayed into flame kernel.Simultaneously, this arrangement has avoided water directly to impact on the scorching hot metal part of gas-turbine combustion chamber, thus each combustion component since the potential cracking danger that causes of stress just be reduced to minimum degree or be eliminated.
Although with thinking that most realistic and preferential embodiment has narrated the present invention together at present, be understood that the present invention is not limited to the disclosed embodiments, antithesis, the spirit of appended claims and various modification and the equivalent in the scope in the present invention will cover and be included in.
Claims (10)
1, a kind of method that is used for reducing gas turbine Nox discharge amount and eliminates combustion component internal stress cracking may further comprise the steps:
A. fuel is sprayed in the described firing chamber as basic spray cone shape thing;
B. with water as the described first spray cone shape thing radially inwardly locational through finer atomization the second spray cone shape thing spray in the firing chamber of gas turbine, directly impact on the metal surface scorching hot in described firing chamber to avoid water.
2, by the described method of claim 1, it is characterized in that described fuel is distillate fuel.
3, by the described method of claim 1, it is characterized in that described fuel is vaporized fuel.
4, by the described method of claim 1, it is characterized in that step (b) is to realize so that form concentric outer fuel passage and interior water channel in the center portion of described nozzle body by the rear end of fuel nozzle body that the water supply shell is packed into.
5,, it is characterized in that step (b) further is configured to coaxial line and axially adjacent the realization by tap hole with the tap hole of described water supply shell and described fuel nozzle body by the described method of claim 4.
6, by the described method of claim 1, it is characterized in that pressure is to spray into the firing chamber as the horizontal third hand tap shape spray form thing that hits the first and second spray cone shape things fully.
7, a kind of shell that is used under pressure water being transported to the fuel nozzle hole is characterized in that comprising:
A slender rectangular tube has a tap hole at its front end, and a joint is arranged in its back-end, has one to be used for the assembling set of shell in adjacent back end is fixed in the fuel nozzle body in adjacent back end.
8, a kind of as shell that claim 7 limited, it is characterized in that on the outer surface of the close front end of described slender rectangular tube, the fuel swirl device being housed, when described fuel swirl utensil has in being loaded on the fuel nozzle body, be used to mesh the surface apparatus of fuel nozzle head module inner.
9, a kind of as the shell that claim 8 limited, it is characterized in that in described fuel swirl device, being equipped with one and its water cyclone axial and radial alignment.
10, a kind of as the shell that claim 7 limited, it is characterized in that described slender rectangular tube has a pipe fitting, body has first diameter, and described tap hole has second diameter littler than first diameter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US517,349 | 1990-05-01 | ||
| US07/517,349 US5228283A (en) | 1990-05-01 | 1990-05-01 | Method of reducing nox emissions in a gas turbine engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1056150A true CN1056150A (en) | 1991-11-13 |
| CN1026020C CN1026020C (en) | 1994-09-28 |
Family
ID=24059454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN91102766A Expired - Lifetime CN1026020C (en) | 1990-05-01 | 1991-04-30 | Breech loaded fuel nozzle |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US5228283A (en) |
| EP (1) | EP0455459A3 (en) |
| JP (1) | JPH04227410A (en) |
| KR (1) | KR910020308A (en) |
| CN (1) | CN1026020C (en) |
| NO (1) | NO911711L (en) |
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- 1991-04-30 NO NO91911711A patent/NO911711L/en unknown
- 1991-04-30 CN CN91102766A patent/CN1026020C/en not_active Expired - Lifetime
- 1991-04-30 KR KR1019910006927A patent/KR910020308A/en not_active Application Discontinuation
- 1991-04-30 EP EP19910303887 patent/EP0455459A3/en not_active Ceased
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1992
- 1992-12-22 US US07/994,962 patent/US5355670A/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101590367B (en) * | 2009-04-11 | 2011-08-10 | 倪文龙 | Rotational flow fog curtain desulfurization and dust removal device |
| CN101737804B (en) * | 2009-12-08 | 2012-02-22 | 沈阳黎明航空发动机(集团)有限责任公司 | Oil-water gas nozzle for heavy type combustion engine |
| CN102563701A (en) * | 2010-11-03 | 2012-07-11 | 通用电气公司 | Premixing nozzle |
| CN102563701B (en) * | 2010-11-03 | 2015-07-15 | 通用电气公司 | Premixing nozzle |
| CN102818284A (en) * | 2011-06-06 | 2012-12-12 | 通用电气公司 | Combustor nozzle and method for modifying the combustor nozzle |
| CN102818284B (en) * | 2011-06-06 | 2015-12-09 | 通用电气公司 | Burner nozzle and the method for improvement of burner nozzle |
| CN103206713A (en) * | 2013-05-06 | 2013-07-17 | 梁伙有 | Gas nozzle |
| CN106795813A (en) * | 2014-08-18 | 2017-05-31 | 川崎重工业株式会社 | Fuel injection device |
| CN106795813B (en) * | 2014-08-18 | 2018-05-11 | 川崎重工业株式会社 | Fuel injection device |
| US10648671B2 (en) | 2014-08-18 | 2020-05-12 | Kawasaki Jukogyo Kabushiki Kaisha | Fuel injection device |
Also Published As
| Publication number | Publication date |
|---|---|
| US5228283A (en) | 1993-07-20 |
| EP0455459A2 (en) | 1991-11-06 |
| CN1026020C (en) | 1994-09-28 |
| NO911711D0 (en) | 1991-04-30 |
| JPH04227410A (en) | 1992-08-17 |
| KR910020308A (en) | 1991-12-19 |
| US5355670A (en) | 1994-10-18 |
| NO911711L (en) | 1991-11-04 |
| EP0455459A3 (en) | 1992-04-08 |
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